Product Introduction Overview:“DLGuard is a powerful, yet easy to use script that you simply upload to your website and then rest assured that your internet business is not only safe, but also much easier to manage, automating the tasks you just don't have the time for."

"DLGuard supports the three types, or methods, of sale on the internet:<1>Single item sales (including bonus products!)<2>Multiple item sales<3>Membership websites"

(2) Vulnerability Details:DLGuard web application has a computer security bug problem. It can be exploited by information leakage attacks - Full Path Disclosure (FPD). This may allow a remote attacker to disclose the software's installation path. While such information is relatively low risk, it is often useful in carrying out additional, more focused attacks.

Several similar products vulnerabilities have been found by some other bug hunter researchers before. DLguard has patched some of them. NVD is the U.S. government repository of standards based vulnerability management data (This data enables automation of vulnerability management, security measurement, and compliance (e.g. FISMA)). It has published suggestions, advisories, solutions related to important vulnerabilities.

(2.1) The first bug flaw occurs at "&c" parameter in “index.php?” page.